If you’ve ever watched a thriller or horror movie, you’re probably familiar with the scene where someone is trying to keep a monster or attacker out so they barricade the doors and lock the windows and feel safe for 10 seconds…until someone remembers that the cellar door is unlocked and they discover the threat is already inside. That’s a pretty good metaphor for cybersecurity. IT security professionals scramble to protect and secure everything they’re aware of—but the one thing they’re not aware of is the Achilles heel that can bring everything crumbling down. That is why comprehensive visibility is crucial for effective cybersecurity. You Can’t Protect What You Can’t See As illustrated in the example above, you can have the best security possible protecting the attack vectors and assets you’re aware of, but that won’t do you any good if an attacker discovers an attack vector or asset you aren’t aware of and haven’t protected. It may not seem like a fair fight, but an attacker onl
